What is the largest motivation for imperialism?

What do historians call the political,social,or cultural circumstances surrounding an event?

The second continental congress: a. made provisions for a continental army with george washington as commander-in-chief b. adopted a “declaration of causes of necessity of taking up arms” c. endorsed the olive branch petition d. all of the above

The articles of confederation allowed congress to: make and borrow money. declare war. create a postal service. all of these choices are correct.